EP1327641A4 - Floculant polymerique et procede de deshydratation de boue - Google Patents

Floculant polymerique et procede de deshydratation de boue

Info

Publication number
EP1327641A4
EP1327641A4 EP00985802A EP00985802A EP1327641A4 EP 1327641 A4 EP1327641 A4 EP 1327641A4 EP 00985802 A EP00985802 A EP 00985802A EP 00985802 A EP00985802 A EP 00985802A EP 1327641 A4 EP1327641 A4 EP 1327641A4
Authority
EP
European Patent Office
Prior art keywords
polymeric flocculant
sludge dehydration
sludge
dehydration
flocculant
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP00985802A
Other languages
German (de)
English (en)
Other versions
EP1327641A1 (fr
Inventor
Yoshio Mori
Minoru Azuchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toagosei Co Ltd
Original Assignee
Toagosei Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2000094115A external-priority patent/JP2001239104A/ja
Application filed by Toagosei Co Ltd filed Critical Toagosei Co Ltd
Publication of EP1327641A1 publication Critical patent/EP1327641A1/fr
Publication of EP1327641A4 publication Critical patent/EP1327641A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/56—Macromolecular compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/147—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using organic substances

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
EP00985802A 1999-12-21 2000-12-20 Floculant polymerique et procede de deshydratation de boue Withdrawn EP1327641A4 (fr)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP36331499 1999-12-21
JP36331499 1999-12-21
JP2000094115A JP2001239104A (ja) 1999-12-21 2000-03-30 高分子凝集剤及び汚泥の脱水方法
JP2000094115 2000-03-30
JP2000198837 2000-06-30
JP2000198837 2000-06-30
PCT/JP2000/009042 WO2001046281A1 (fr) 1999-12-21 2000-12-20 Floculant polymerique et procede de deshydratation de boue

Publications (2)

Publication Number Publication Date
EP1327641A1 EP1327641A1 (fr) 2003-07-16
EP1327641A4 true EP1327641A4 (fr) 2004-04-21

Family

ID=27341679

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00985802A Withdrawn EP1327641A4 (fr) 1999-12-21 2000-12-20 Floculant polymerique et procede de deshydratation de boue

Country Status (4)

Country Link
US (1) US6872779B2 (fr)
EP (1) EP1327641A4 (fr)
AU (1) AU2221701A (fr)
WO (1) WO2001046281A1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60216594T2 (de) * 2001-05-14 2007-09-27 Kiyoshi Suzuki Verfahren und vorrichtung zum aufkonzentrieren von schlamm
GB0418124D0 (en) * 2004-08-13 2004-09-15 Asahi Chemical Ind Polymers useful as medical materials
GB0418123D0 (en) * 2004-08-13 2004-09-15 Asahi Chemical Ind Polymers useful as medical materials
KR100950719B1 (ko) 2005-09-27 2010-03-31 니폰 쇼쿠바이 컴파니 리미티드 신규한 중합체 및 이를 사용한 시멘트 혼화제
DE102006040771B3 (de) * 2006-08-31 2008-01-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Papiererzeugnis und Verfahren zu dessen Herstellung sowie dessen Verwendung
CN101784722A (zh) * 2007-06-28 2010-07-21 巴科曼实验室国际公司 使用环糊精控制造纸污泥中的臭味以及脱臭污泥和产品
JP2011083082A (ja) * 2009-10-05 2011-04-21 Panasonic Electric Works Co Ltd 蓄電システム
EP2694181A1 (fr) 2011-04-05 2014-02-12 Grundfos Holding A/S Procédé et système pour la filtration et formation de couche de gâteau de filtration
CN103693842A (zh) * 2014-01-15 2014-04-02 江苏碧诺环保科技有限公司 一种电渗透脱水机添加无机絮凝剂的污泥脱水法
JP2017505132A (ja) 2014-02-05 2017-02-16 リンコ・フード・システムズ・エイ／エス 特にユニットの一部としての、少なくとも５羽の生きたブロイラーを受承及び保持するために設計及び設定された、基部及び側壁を有するブロイラーコンテナ、並びに輸送トレーラの設備
US10513451B2 (en) * 2017-03-23 2019-12-24 Baker Hughes, A Ge Company, Llc Treatment of mature fine tailings in produced water by flocculation and dewatering
EA037861B1 (ru) * 2017-05-22 2021-05-28 Овик Леонардович МКРТЧЯН Способ переработки экскрементов птиц
CN111662411A (zh) * 2020-07-27 2020-09-15 重庆工商大学 一种用于抗生素处理的疏水性阿拉伯胶絮凝剂的制备方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2313189A1 (de) * 1972-03-16 1973-09-27 Mitsubishi Rayon Co Anionisches hochmolekulares flockungsmittel
US5182331A (en) * 1991-02-26 1993-01-26 Betz Laboratories, Inc. Water soluble block copolymers and methods of use thereof
US5886109A (en) * 1996-04-30 1999-03-23 Wako Pure Chemical Industries, Ltd. AZO group-containing high molecular weight compound for block copolymerization
JPH11156400A (ja) * 1997-11-20 1999-06-15 Sanyo Chem Ind Ltd 汚泥脱水剤
WO1999046207A1 (fr) * 1998-03-11 1999-09-16 Cytec Technology Corp. Dispersions aqueuses

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5851998A (ja) 1981-09-21 1983-03-26 Ebara Infilco Co Ltd 汚泥の脱水処理法
JPS5916599A (ja) 1982-07-20 1984-01-27 Kurita Water Ind Ltd 汚泥脱水方法
US4960465A (en) * 1986-12-09 1990-10-02 W. R. Grace & Co. Hydraulic cement additives and hydraulic cement compositions containing same
JPS63158200A (ja) 1986-12-22 1988-07-01 Dia Furotsuku Kk 汚泥の脱水方法
US4981936A (en) * 1989-04-14 1991-01-01 Polypure, Inc. Terpolymer of oxyalkyene acrylates, acrylamides and quaternary monomers
JP3795102B2 (ja) 1995-06-22 2006-07-12 株式会社日本触媒 汚泥固化材および汚泥固化方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2313189A1 (de) * 1972-03-16 1973-09-27 Mitsubishi Rayon Co Anionisches hochmolekulares flockungsmittel
US5182331A (en) * 1991-02-26 1993-01-26 Betz Laboratories, Inc. Water soluble block copolymers and methods of use thereof
US5886109A (en) * 1996-04-30 1999-03-23 Wako Pure Chemical Industries, Ltd. AZO group-containing high molecular weight compound for block copolymerization
JPH11156400A (ja) * 1997-11-20 1999-06-15 Sanyo Chem Ind Ltd 汚泥脱水剤
WO1999046207A1 (fr) * 1998-03-11 1999-09-16 Cytec Technology Corp. Dispersions aqueuses

Non-Patent Citations (8)

* Cited by examiner, † Cited by third party
Title
DATABASE COMPENDEX [online] ENGINEERING INFORMATION, INC., NEW YORK, NY, US; XIAO HUINING ET AL: "Novel non-ionic polymeric flocculants for mechanical pulps: An overview", XP002270397, Database accession no. EIX98514429238 *
DATABASE WPI Section Ch Week 199934, Derwent World Patents Index; Class A14, AN 1999-398757, XP002270398 *
MATUSZEWSKA-CZERWIK J. & AL.: "Template photopolymerization of methacrylic acid- III Determinaton of the rate constants ratio kt/kp for elementary processes", EUROPEAN POLYMER JOURNAL, vol. 27, no. 8, 1991, pages 743 - 746, XP002270396 *
NISHI S ET AL: "BASIC FIBROBLAST GROWTH FACTOR IMPREGNATED HYDROGEL MICROSPHERES FOR EMBOLIZATION OF CEREBRAL ARTERIOVENOUS MALFORMATIONS", ASAIO JOURNAL, J.B.LIPPINCOTT CO.,HAGERSTOWN,MD, US, vol. 44, no. 5, September 1998 (1998-09-01), pages M405 - M410, XP000802360, ISSN: 1058-2916 *
PROCEEDINGS OF THE 1997 11TH FUNDAMENTAL RESEARCH SYMPOSIUM. PART 2 (OF 2);CAMBRIDGE, UK SEP 1997, vol. 2, 1997, Fundam Papermaking Mater;Fundamentals of Papermaking Materials 1997 Pira Int, Leatherhead, Engl, pages 1121 - 1134 *
See also references of WO0146281A1 *
UEDA A. & AL: "Block copolymers derived from azobiscyanopentanoic acid. V. Block Copolymerisation Initiated with a polyethylene glycol containing Scissile Azo linkages in its main Chain", JOURNAL OF APPLIED POLYMER SCIENCE : PART A, vol. 25, no. 12, - 1987, pages 3495 - 3498, XP009025927 *
WALZ R. & AL: "Monomeric and Polymeric Azoinitiators", MAKROMOLEKULARE CHEMIE, vol. 178, - 1977, pages 2527 - 2534, XP002270395 *

Also Published As

Publication number Publication date
US6872779B2 (en) 2005-03-29
US20030042209A1 (en) 2003-03-06
WO2001046281A1 (fr) 2001-06-28
AU2221701A (en) 2001-07-03
EP1327641A1 (fr) 2003-07-16

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20020722

AK Designated contracting states

Designated state(s): FR

RIC1 Information provided on ipc code assigned before grant

Ipc: 7C 08F 293/00 B

Ipc: 7C 08F 220/34 A

Ipc: 7C 02F 11/14 B

A4 Supplementary search report drawn up and despatched

Effective date: 20040310

17Q First examination report despatched

Effective date: 20060713

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20060701